{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn00027_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Columbia, Alabama | 1916 | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"7"},{"label":"placed","value":"5"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 4, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 31.29690,-85.11047 +/-103m); p1__3 (tier 1, 31.29372,-85.11021 +/-117m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbia, Alabama | 1916 | sanborn00027_006 p1 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T13:48:53Z","modified":"2026-09-23T13:48:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"951.6,3428.8 1382.9,3439.6 1276.8,7652.0 3385.2,7652.0 3385.6,4262.4 6452.0,4262.8 6452.0,2542.0 3381.2,2536.0 3381.2,0.0 2081.6,0.0 2025.9,725.6 504.1,731.7 664.8,2365.1 945.0,3046.7 951.6,3428.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2428.0,724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.1094294,31.2926427]}},{"type":"Feature","properties":{"resourceCoords":[5200.0,724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.1079155,31.2925328]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbia, Alabama | 1916 | sanborn00027_006 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T13:48:53Z","modified":"2026-09-23T13:48:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,206.6 5495.4,81.6 5699.4,1717.5 5999.6,2394.4 6016.0,2777.9 6452.0,2777.2 6452.0,7652.0 -0.0,7652.0 -0.0,206.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.11343844745106,31.293036185435025]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.10995987168663,31.29270403811081]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.1104176187342,31.289153715008773]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.11389619449864,31.289485862332988]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbia, Alabama | 1916 | sanborn00027_006 p3 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2111.2"},{"label":"split_canvas_h","value":"1846.8"}],"created":"2026-09-23T13:48:53Z","modified":"2026-09-23T13:48:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0003__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1675.4,1563.0 1712.8,-0.0 -0.0,-0.0 0.0,1845.6 754.0,1846.0 1675.4,1563.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.11374820245649,31.29372064676645]}},{"type":"Feature","properties":{"resourceCoords":[2111.2,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.11260709365332,31.293599546292267]}},{"type":"Feature","properties":{"resourceCoords":[2111.2,1846.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.11273096700387,31.29274544157423]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1846.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.11387207580704,31.29286654204841]}},{"type":"Feature","properties":{"resourceCoords":[1675.4,1563.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.1129475,31.2929017]}},{"type":"Feature","properties":{"resourceCoords":[1675.4,1563.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.1129475,31.2929017]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbia, Alabama | 1916 | sanborn00027_006 p3 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T13:48:53Z","modified":"2026-09-23T13:48:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0003__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"246.3,7652.0 6452.0,7194.5 6452.0,4054.0 4544.0,4051.2 4539.2,1249.2 4778.8,0.0 2106.4,0.0 2111.2,1846.8 0.0,1845.6 -0.0,6069.1 224.1,6060.6 246.3,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2876.0,7460.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.1115495,31.2928]}},{"type":"Feature","properties":{"resourceCoords":[156.0,928.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.1124197,31.2959328]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0003__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbia, Alabama | 1916 | sanborn00027_006 p3 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"4539.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1912.8"},{"label":"split_canvas_h","value":"4054.0"}],"created":"2026-09-23T13:48:53Z","modified":"2026-09-23T13:48:53Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0003__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4778.8,0.0 4539.2,1249.2 4542.0,2869.6 6452.0,2711.9 6452.0,0.0 4778.8,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974cm:g3974cm_g000271916:00027_1916-0003__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5497.6,815.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.1104778,31.2970553]}},{"type":"Feature","properties":{"resourceCoords":[5497.6,3618.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.11086,31.2957397]}}]}}]}